E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 10/46 (2006.01) E21B 10/08 (2006.01)
Patent
CA 2535387
Cutting elements are provided having substrates including end surfaces. TSP material layers extend over only a portion of the end surfaces or extend into the substrates below the end surfaces. Bits incorporating such cutting elements are also provided.
Azar Mike
Keshavan Madapusi K.
Shen Yuelin
Zhang Youhe
Fetherstonhaugh & Co.
Smith International Inc.
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